eagine/environment.cpp

Copyright Matus Chochlik. Distributed under the Boost Software License, Version 1.0. See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt

#include <eagine/environment.hpp>
#include <iostream>
 
auto main() -> int {
    using namespace eagine;
 
    using v = string_view;
 
    for(auto name : view(
          {v("USER"),
           v("HOME"),
           v("PATH"),
           v("LANGUAGE"),
           v("SHELL"),
           v("PAGER"),
           v("EDITOR"),
           v("NONE")})) {
 
        std::cout << name << ": "
                  << extract_or(get_environment_variable(name), "N/A")
                  << std::endl;
    }
 
    return 0;
}